TABLE 1

Child and Household Demographic Variables in False-Positive and Normal-Screened Groups

VariableFalse-Positive (N = 173)Normal-Screened (N = 67)Pa
Child female, %4945.67
Child first-born,b %2937.22
Child white, %8188.25
English primary language spoken at home,b %9496.76
Family has other child with medical disorder,c %2218.49
Married families, %80100<.001
Child age at evaluation, mean ± SD, mo13.3 ± 3.76.4 ± 0.9<.001
Primary respondent socioeconomic status (Hollingshead scale),d mean ± SD3.0 ± 1.12.3 ± 0.9<.001
  • a Fisher's exact test for dichotomous variables and Wilcoxon rank sum test for continuous variables.

  • b N = 172 in the false-positive group.

  • c N = 170 in the false-positive group.

  • d N = 169 in the false-positive group.